SEACOR Holdings Announces Sale of National Response Corporation, NRCES and SEACOR Response

SEACOR Holdings Inc. (NYSE: CKH) announced that it reached an agreement to sell a portion of its environmental business to J.F. Lehman & Company, a leading middle-market private equity firm focused on the defense, aerospace and maritime sectors. The businesses to be sold include National Response Corporation (NRC), one of the largest providers of oil spill response services in the United States; NRC Environmental Services Inc., a leading provider of environmental and industrial services on the West Coast; and SEACOR Response Inc., which provides oil spill and emergency response services to customers in various international markets. The transaction, which is expected to close by the end of February 2012, does not include O'Brien's Response Management Inc., a leading provider of crisis and emergency preparedness and respo nse management services, which will continue to be a subsidiary of SEACOR post-closing. Houlihan Lokey is serving as exclusive financial advisor to SEACOR in connection with this transaction.

SEACOR is a global provider of equipment and services primarily supporting the offshore oil and gas and marine transportation industries. SEACOR offers customers a diversified suite of services including offshore marine, aviation, inland river, marine transportation, environmental, commodity trading and logistics and offshore and harbor towing. SEACOR is focused on providing highly responsive local service combined with the highest safety standards, innovative technology, modern, efficient equipment and dedicated professional employees.